<!-- 搜索栏 -->
<section class="mb-8">
    <div class="relative max-w-3xl">
        <input 
            type="text" 
            placeholder="搜索文章、作者或话题..." 
            class="w-full pl-10 pr-4 py-3 rounded-lg border border-gray-300 focus:outline-none focus:ring-2 focus:ring-primary/50 focus:border-primary transition-all"
        >
        <button class="absolute left-3 top-1/2 transform -translate-y-1/2 text-gray-400 hover:text-primary transition-colors">
            <i class="fa fa-search text-lg"></i>
        </button>
        <button class="absolute right-3 top-1/2 transform -translate-y-1/2 text-gray-400 hover:text-primary transition-colors">
            <i class="fa fa-filter text-lg"></i>
        </button>
    </div>
</section>